1 files changed, 24 insertions, 0 deletions
diff --git a/src/mongo/db/auth/role_name.cpp b/src/mongo/db/auth/role_name.cpp
index d691e826f77..8c66232abb7 100644
--- a/src/mongo/db/auth/role_name.cpp
+++ b/src/mongo/db/auth/role_name.cpp
@@ -36,4 +36,28 @@ namespace mongo {
         _splitPoint = role.size();
     }
 
+    RoleNameSetIterator::RoleNameSetIterator(const unordered_set<RoleName>::const_iterator& begin,
+                                             const unordered_set<RoleName>::const_iterator& end) :
+                                                _begin(begin), _end(end) {}
+
+    RoleNameSetIterator::~RoleNameSetIterator() {};
+
+    bool RoleNameSetIterator::more() const {
+        return _begin != _end;
+    }
+
+    const RoleName& RoleNameSetIterator::next() {
+        const RoleName& toReturn = get();
+        ++_begin;
+        return toReturn;
+    }
+
+    const RoleName& RoleNameSetIterator::get() const {
+        return *_begin;
+    }
+
+    RoleNameIterator::Impl* RoleNameSetIterator::doClone() const {
+        return new RoleNameSetIterator(_begin, _end);
+    }
+
 }  // namespace mongo